Pith Number

pith:W3WOZF4W

pith:2016:W3WOZF4WIHAWDJ3FVIJNEQXDUJ

not attested not anchored not stored refs pending

Mild mixing of certain interval exchange transformations

Donald Robertson

arxiv:1609.06003 v1 · 2016-09-20 · math.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3WOZF4WIHAWDJ3FVIJNEQXDUJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:04:16.921061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6ecec979641c161a765aa12d242e3a2688f8718de24990309cc7c2292b008ef

Aliases

arxiv: 1609.06003 · arxiv_version: 1609.06003v1 · doi: 10.48550/arxiv.1609.06003 · pith_short_12: W3WOZF4WIHAW · pith_short_16: W3WOZF4WIHAWDJ3F · pith_short_8: W3WOZF4W

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/W3WOZF4WIHAWDJ3FVIJNEQXDUJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: b6ecec979641c161a765aa12d242e3a2688f8718de24990309cc7c2292b008ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f105681a66683f665a4fd0d6f7342ea925169606491c469041e866b6bfd8dfe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2016-09-20T02:56:54Z",
    "title_canon_sha256": "80917aa1b62e21652b4a87a49087528ec5e451a46c0ee001bc617a283352f2a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.06003",
    "kind": "arxiv",
    "version": 1
  }
}